1. Department of Clinical and Molecular Microbiology, University Hospital Centre Zagreb, School of Medicine University of Zagreb, Zagreb, Croatia
2. Institute of Public Health of Varaždin County, Ivana Meštrovića bb, Varaždin, Croatia
3. Department of Obstetrics and Gynaecology, University Hospital Centre Zagreb, School of Medicine University of Zagreb, Zagreb, Croatia
4. Department of Urology, University Hospital Centre Zagreb, School of Medicine University of Zagreb, Zagreb, Croatia